80% knows the answer to this question: "What is the height of the sea's surface generally called? "

And do you know the answer to this one? "Getting its name from the Latin word for charcoal, what element is symbolized on the periodic table by the letter C?"

91% knows the answer to this question: "Which pair of animal species and type is correct? "

And do you know the answer to this one? "On India's Independence Day, August 15, 1947, the country was split into India and what other country?"

46% knows the answer to this question: "Tampa, Fort Lauderdale and Daytona Beach are cities in which state? "

And do you know the answer to this one? "What fruit has a fuzzy brown skin?"

53% knows the answer to this question: "Who has four stomach chambers called the rumen, the reticulum, the omasum and the abomasum, which allows them to redigest their cud? "

And do you know the answer to this one? "To produce a tulip flower, a gardener must plant what?"

58% knows the answer to this question: "Who became the leader of North Korea after his father died on 17 December 2011? "

And do you know the answer to this one? "What is the city of Firenze called in English?"

56% knows the answer to this question: "While working in Paris in 1921, American bartender Fernand Petiot mixed equal parts vodka and tomato juice to create what drink, named for a customer of his at Chicago's Bucket of Blood nightclub? "

And do you know the answer to this one? "Which day was first celebrated on April 22 1970?"

86% knows the answer to this question: "What were the first names of Franklin Roosevelt's wife? "

And do you know the answer to this one? "Who sang the famous song I Say A Little Prayer (1971)? "

74% knows the answer to this question: "What part of your body helps you keep your balance? "

And do you know the answer to this one? "Which of the following is not a type of doctor?"

34% knows the answer to this question: "Who killed John F. Kennedy's presumed assassin Lee Harvey Oswald? "

And do you know the answer to this one? "The Al Gore movie "An Inconvenient Truth" is about what environmental crisis?"

80% knows the answer to this question: "Who sang the famous song California Dreamin (1966)? "

And do you know the answer to this one? "Who sang the famous song Sgt. Pepper's Lonely Hearts Club Band (1967)? "

54% knows the answer to this question: "According to grammar expert Irving Fisher what song's title would have been correct if it had been in response to the question, "Have you no bananas?" "

And do you know the answer to this one? "Who made a big splash with his movie debut, playing Benjamin Braddock in The Graduate?"

46% knows the answer to this question: "What kind of cheese is usually found on pizza? "

And do you know the answer to this one? "According to Genesis in the Bible, where did Eve come from?"